Context tree
[计] 上下树
🧩 词语组成解析
tree
[tri]
n. 树;木料;树状图;宗谱;
vt. 把…赶上树;使处于困境;把鞋型插入（鞋内）;
🗣️ 情景例句
I generally go to bed at ten.
我通常十点钟睡觉。
I want to buy some traveller's checks.
我想买些旅行支票。
After making a short test flight at 4,15 a.m.,
布莱里奥凌晨4点15分作了一次短距离试飞，